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using System;
using System.Collections.Generic;
using System.Reflection;
using OpenSim.Framework;
using OpenSim.Services.Interfaces;
using GridRegion = OpenSim.Services.Interfaces.GridRegion;
using OpenSim.Server.Base;
using OpenMetaverse;
using Nini.Config;
using log4net;
namespace OpenSim.Services.HypergridService
{
public class GatekeeperService : IGatekeeperService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
IGridService m_GridService;
IPresenceService m_PresenceService;
IAuthenticationService m_AuthenticationService;
IUserAccountService m_UserAccountService;
ISimulationService m_SimulationService;
string m_AuthDll;
UUID m_ScopeID;
bool m_AllowTeleportsToAnyRegion;
GridRegion m_DefaultGatewayRegion;
public GatekeeperService(IConfigSource config, ISimulationService simService)
{
IConfig serverConfig = config.Configs["GatekeeperService"];
if (serverConfig == null)
throw new Exception(String.Format("No section GatekeeperService in config file"));
string accountService = serverConfig.GetString("UserAccountService", String.Empty);
string gridService = serverConfig.GetString("GridService", String.Empty);
string presenceService = serverConfig.GetString("PresenceService", String.Empty);
string simulationService = serverConfig.GetString("SimulationService", String.Empty);
m_AuthDll = serverConfig.GetString("AuthenticationService", String.Empty);
if (accountService == string.Empty || gridService == string.Empty ||
presenceService == string.Empty || m_AuthDll == string.Empty)
throw new Exception("Incomplete specifications, Gatekeeper Service cannot function.");
string scope = serverConfig.GetString("ScopeID", UUID.Zero.ToString());
UUID.TryParse(scope, out m_ScopeID);
//m_WelcomeMessage = serverConfig.GetString("WelcomeMessage", "Welcome to OpenSim!");
m_AllowTeleportsToAnyRegion = serverConfig.GetBoolean("AllowTeleportsToAnyRegion", true);
Object[] args = new Object[] { config };
m_UserAccountService = ServerUtils.LoadPlugin<IUserAccountService>(accountService, args);
m_GridService = ServerUtils.LoadPlugin<IGridService>(gridService, args);
m_PresenceService = ServerUtils.LoadPlugin<IPresenceService>(presenceService, args);
if (simService != null)
m_SimulationService = simService;
else if (simulationService != string.Empty)
m_SimulationService = ServerUtils.LoadPlugin<ISimulationService>(simulationService, args);
if (m_UserAccountService == null || m_GridService == null ||
m_PresenceService == null || m_SimulationService == null)
throw new Exception("Unable to load a required plugin, Gatekeeper Service cannot function.");
m_log.Debug("[GATEKEEPER SERVICE]: Starting...");
}
public GatekeeperService(IConfigSource config)
: this(config, null)
{
}
public bool LinkRegion(string regionName, out UUID regionID, out ulong regionHandle, out string imageURL, out string reason)
{
regionID = m_DefaultGatewayRegion.RegionID;
regionHandle = m_DefaultGatewayRegion.RegionHandle;
imageURL = string.Empty;
reason = string.Empty;
if (!m_AllowTeleportsToAnyRegion)
{
regionID = m_DefaultGatewayRegion.RegionID;
regionHandle = m_DefaultGatewayRegion.RegionHandle;
if (regionName != string.Empty)
{
reason = "Direct links to regions not allowed";
return false;
}
return true;
}
GridRegion region = m_GridService.GetRegionByName(m_ScopeID, regionName);
if (region == null)
{
reason = "Region not found";
return false;
}
regionID = region.RegionID;
regionHandle = region.RegionHandle;
string regionimage = "regionImage" + region.RegionID.ToString();
regionimage = regionimage.Replace("-", "");
imageURL = "http://" + region.ExternalHostName + ":" + region.HttpPort + "/index.php?method=" + regionimage;
return true;
}
public GridRegion GetHyperlinkRegion(UUID regionID)
{
if (!m_AllowTeleportsToAnyRegion)
// Don't even check the given regionID
return m_DefaultGatewayRegion;
GridRegion region = m_GridService.GetRegionByUUID(m_ScopeID, regionID);
return region;
}
public bool LoginAgent(AgentCircuitData aCircuit, GridRegion destination)
{
if (!Authenticate(aCircuit))
return false;
// Check to see if we have a local user with that UUID
UserAccount account = m_UserAccountService.GetUserAccount(m_ScopeID, aCircuit.AgentID);
if (account != null)
// No, sorry; go away
return false;
// May want to authorize
// Login the presence
if (!m_PresenceService.LoginAgent(aCircuit.AgentID.ToString(), aCircuit.SessionID, aCircuit.SecureSessionID))
return false;
// Finally launch the agent at the destination
string reason = string.Empty;
return m_SimulationService.CreateAgent(destination, aCircuit, 0, out reason);
}
public bool LoginAttachments(ISceneObject sog, GridRegion destination)
{
// May want to filter attachments
return m_SimulationService.CreateObject(destination, sog, false);
}
protected bool Authenticate(AgentCircuitData aCircuit)
{
string authURL = string.Empty; // GetAuthURL(aCircuit);
if (authURL == string.Empty)
return false;
Object[] args = new Object[] { authURL };
IAuthenticationService authService = ServerUtils.LoadPlugin<IAuthenticationService>(m_AuthDll, args);
if (authService != null)
return authService.Verify(aCircuit.AgentID, aCircuit.SecureSessionID.ToString(), 30);
return false;
}
}
}
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